/*
 *  Copyright 2013 National Institute of Advanced Industrial Science and Technology
 *  
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *  
 *      http://www.apache.org/licenses/LICENSE-2.0
 *  
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

package org.sss.mapreduce.example;

import org.sss.client.Job;
import org.sss.client.JobEngine;
import org.sss.client.SssClient;
import org.sss.mapreduce.Configuration;
import org.sss.mapreduce.GroupID;

public class ConfigurationTest {
  /**
   * Usage:
   * java ConfigurationTest groupid
   */
  public static void main(String[] args) throws Exception {
    SssClient client = new SssClient(args);

    String[] others = client.getArgs();
    if (others.length < 1) {
      System.err.println("input group id is not specified.");
      System.exit(1);
    }

    JobEngine engine = new JobEngine(client);
    try {
      GroupID s0 = GroupID.createFromString(others[0]);
      GroupID d0 = GroupID.createRandom(engine);
      GroupID d1 = GroupID.createRandom(engine);
      GroupID d2 = GroupID.createRandom(engine);

      // job tree wide configuration
      Configuration conf = engine.getConfiguration();
      conf.set("conftest.keystring", "KEY");
      conf.set("conftest.valstring", "VAL");

      engine.getJobBuilder("jobA", SubstituteMapper.class)
        .addInput(s0).addOutput(d0).build();

      Job.Builder bB = engine.getJobBuilder("jobB", SubstituteMapper.class)
        .addInput(s0).addOutput(d1);
      bB.getConfiguration().set("conftest.keystring", "KEY1");
      bB.getConfiguration().set("conftest.valstring", "VAL1");
      bB.build();

      Job.Builder bC = engine.getJobBuilder("jobC", SubstituteMapper.class)
        .addInput(s0).addOutput(d2);
      bC.getConfiguration().set("conftest.keystring", "KEY2");
      bC.getConfiguration().set("conftest.valstring", "VAL2");
      bC.build();

//     System.out.println
//       ("jA.conf -> " + jA.getConfiguration().get("conftest.keystring"));
//     System.out.println
//       ("jB.conf -> " + jB.getConfiguration().get("conftest.keystring"));
//     System.out.println
//       ("conf1 -> " + conf1.get("conftest.keystring"));
//     System.out.println
//       ("jC.conf -> " + jC.getConfiguration().get("conftest.keystring"));
//     System.out.println
//       ("conf2 -> " + conf2.get("conftest.keystring"));

      engine.exec();
    } finally {
      engine.dispose();
    }
  }
}
